This is a time/longitude diagram (Hovmoller diagram) of 500 hPa or 1000 hPa mean height anomaly ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

**Note:** In **June 2023** ECMWF implemented a **major upgrade ...**

calendar_today Interval/period: N/A

open_in_newview in Open Charts

These plots compare recent IFS and experimental AIFS daily verification scores for 500 hPa ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts